package com.sskj.zixun.utils;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * 正则表达式  消除html标签  style标签 script标签
 */
public class ZzUtil {
    private static String regEx_script = "<script[^>]*?>[\\s\\S]*?<\\/script>"; //定义script的正则表达式
    private static String regEx_style = "<style[^>]*?>[\\s\\S]*?<\\/style>"; //定义style的正则表达式
    private static String regEx_html = "<[^>]+>"; //定义HTML标签的正则表达式

    public static String changeDetails(String details) {
        Pattern p_script = Pattern.compile(regEx_script, Pattern.CASE_INSENSITIVE);
        Matcher m_script = p_script.matcher(details);
        details = m_script.replaceAll(""); //过滤

        Pattern p_style = Pattern.compile(regEx_style, Pattern.CASE_INSENSITIVE);
        Matcher m_style = p_style.matcher(details);
        details = m_style.replaceAll(""); //过滤style标签

        Pattern p_html = Pattern.compile(regEx_html, Pattern.CASE_INSENSITIVE);
        Matcher m_html = p_html.matcher(details);
        details = m_html.replaceAll(""); //过滤html标签
        details = details.replaceAll("&nbsp;", "");  // 消除文本空格

        return details.trim(); //返回文本字符串
    }
}
